diff options
Diffstat (limited to 'src/gc.c')
| -rw-r--r-- | src/gc.c | 13 |
1 files changed, 7 insertions, 6 deletions
@@ -63,12 +63,13 @@ == Write Barrier - mruby implementer and C extension library writer must write a write - barrier when writing a pointer to an object on object's field. - Two different write barrier are available: + mruby implementer and C extension library writer must insert a write + barrier when updating a reference from a field of an object. + When updating a reference from a field of object A to object B, + two different types of write barrier are available: - * mrb_field_write_barrier - * mrb_write_barrier + * mrb_field_write_barrier - target B object for a mark. + * mrb_write_barrier - target A object for a mark. == Generational Mode @@ -389,7 +390,7 @@ gc_protect(mrb_state *mrb, struct RBasic *p) MRB_API void mrb_gc_protect(mrb_state *mrb, mrb_value obj) { - if (mrb_special_const_p(obj)) return; + if (mrb_immediate_p(obj)) return; gc_protect(mrb, mrb_basic_ptr(obj)); } |